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NSR database version of March 2, 2024.

Search: Author = E.L.Mathie

Found 60 matches.

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2006DE08      Phys.Lett. B 633, 209 (2006)

H.Denz, P.Amaudruz, J.T.Brack, J.Breitschopf, P.Camerini, J.L.Clark, H.Clement, L.Felawka, E.Fragiacomo, E.F.Gibson, N.Grion, G.J.Hofman, B.Jamieson, E.L.Mathie, R.Meier, G.Moloney, D.Ottewell, O.Patarakin, J.D.Patterson M.M.Pavan, S.Piano, K.Raywood, R.a.Ristinen, R.Rui, M.E.Sevior, G.R.Smith, J.Stahov, R.Tacik, G.J.Wagner, F.von Wrochem, D.M.Yeomans

π±p differential cross sections at low energies

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E=19.9-43.3 MeV; measured σ(E, θ); deduced isospin scattering amplitude. CHAOS spectrometer.

doi: 10.1016/j.physletb.2005.12.017
Citations: PlumX Metrics


2005GR28      Nucl.Phys. A763, 80 (2005)

N.Grion, M.Bregant, P.Camerini, E.Fragiacomo, S.Piano, R.Rui, E.F.Gibson, G.Hofman, E.L.Mathie, R.Meier, M.E.Sevior, G.R.Smith, R.Tacik, for the CHAOS Collaboration

The π → ππ process in nuclei and the restoration of chiral symmetry

NUCLEAR REACTIONS 1H(π-, π+π-), (π+, 2π+), E=243, 264, 284, 305 MeV; 2H, 12C, 40Ca, 208Pb(π+, 2π+), (π+, π+π-), E=283 MeV; Sc(π+, 2π+X), (π+, π+π-X), E=243, 264, 284, 305 MeV; measured invariant mass distributions, σ(θ), correlations; deduced partial chiral symmetry restoration.

doi: 10.1016/j.nuclphysa.2005.08.017
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2004CA08      Nucl.Phys. A735, 89 (2004)

P.Camerini, E.Fragiacomo, N.Grion, S.Piano, R.Rui, J.Clark, L.Felawka, E.F.Gibson, G.Hofman, E.L.Mathie, R.Meier, G.Moloney, D.Ottewell, K.Raywood, M.E.Sevior, G.R.Smith, R.Tacik, and the CHAOS Collaboration

General properties of the pion production reaction in nuclear matter

NUCLEAR REACTIONS 45Sc(π+, π+π-), (π+, π+π-p), (π+, 2π+), (π+, 2π+p), E=240-320 MeV; measured σ(E, θ), invariant mass, total σ; deduced reaction mechanism features. Comparison with previous results and model predictions.

doi: 10.1016/j.nuclphysa.2004.01.122
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2003HO12      Phys.Rev. C 68, 018202 (2003)

G.J.Hofman, J.Breitschopf, K.Craig, H.Denz, E.F.Gibson, E.L.Mathie, R.Meier, M.M.Pavan, C.M.Riedel, R.Tacik, G.J.Wagner

Analyzing powers for π-p elastic scattering at 279 MeV

NUCLEAR REACTIONS 1H(π-, π-), E=279 MeV; measured Ay(θ). Polarized target, comparison with model predictions.

doi: 10.1103/PhysRevC.68.018202
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2002CL04      Phys.Rev. C 66, 054606 (2002)

J.L.Clark, M.E.Sevior, H.Clement, J.Grater, R.Meier, G.J.Wagner, P.-A.Amaudruz, L.Felawka, G.J.Hofman, D.Ottewell, G.R.Smith, A.Ambardar, M.Kermani, G.Tagliente, P.Camerini, E.Fragiacomo, N.Grion, R.Rui, E.L.Mathie, R.Tacik, D.M.Yeomans, E.F.Gibson, J.T.Brack, M.Schepkin

Semiexclusive pionic double charge exchange on 4He

NUCLEAR REACTIONS 4He(π+, π-2p), E=105, 115 MeV; measured invariant mass spectra; deduced sequential single charge exchange, no dibaryon resonance.

doi: 10.1103/PhysRevC.66.054606
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2002PA41      Phys.Rev. C66, 025207 (2002)

J.D.Patterson, G.J.Hofman, J.T.Brack, P.Camerini, J.Clark, P.P.J.Delheij, L.Felawka, E.Fragiacomo, E.F.Gibson, N.Grion, B.Jamieson, E.L.Mathie, R.Meier, D.Ottewell, R.J.Peterson, K.Raywood, R.A.Ristinen, R.Rui, M.E.Sevior, G.R.Smith, R.Tacik, G.Tagliente, G.J.Wagner, D.M.Yeomans

Analyzing powers for πp elastic scattering between 57 and 139 MeV

NUCLEAR REACTIONS 1H(π-, π-), E=57-139 MeV; 1H(π+, π+), E=139 MeV; measured Ay(θ). Polarized target, comparison with previous results and model predictions.

doi: 10.1103/PhysRevC.66.025207
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2001CA53      Phys.Rev. C64, 067601 (2001)

P.Camerini, E.Fragiacomo, N.Grion, R.Rui, J.T.Brack, E.F.Gibson, G.J.Hofman, E.L.Mathie, R.Meier, K.Raywood, M.E.Sevior, G.R.Smith, R.Tacik

π→ππ Results in Nuclei

NUCLEAR REACTIONS 1,2H, C, 27Al, Cu(π-, 2π0), E at 408 MeV/c; 2H, 12C, 40Ca, 208Pb(π+, π+π-), (π+, 2π+), E at 399 MeV/c; analyzed invariant mass distributions. Similarities between different data sets discussed.

doi: 10.1103/PhysRevC.64.067601
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2001PA45      Phys.Rev. C64, 064611 (2001)

M.M.Pavan, J.T.Brack, F.Duncan, A.Feltham, G.Jones, J.Lange, K.J.Raywood, M.E.Sevior, R.Adams, D.F.Ottewell, G.R.Smith, B.Wells, R.L.Helmer, E.L.Mathie, R.Tacik, R.A.Ristinen, I.I.Strakovsky, H.-M.Staudenmaier

Precision Pion-Proton Elastic Differential Cross Sections at Energies Spanning the Δ Resonance

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E=141.15-267.3 MeV; measured σ(θ), (pion)(proton)-coin. Comparison with model predictions.

doi: 10.1103/PhysRevC.64.064611
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2000BO38      Nucl.Phys. A677, 213 (2000)

F.Bonutti, P.Camerini, E.Fragiacomo, N.Grion, R.Rui, J.T.Brack, L.Felawka, E.F.Gibson, G.Hofman, M.Kermani, E.L.Mathie, R.Meier, D.Ottewell, K.Raywood, M.E.Sevior, G.R.Smith, R.Tacik, and the CHAOS Collaboration

The ππ Interaction in Nuclear Matter from a Study of the π+A → π+π± A' Reactions

NUCLEAR REACTIONS 2H, 12C, 40Ca, 208Pb(π+, π+π-), (π+, 2π+), E=283 MeV; measured two-pion invariant mass spectra, σ(θ); deduced medium modification effects.

doi: 10.1016/S0375-9474(00)00286-4
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1999BO25      Phys.Rev. C60, 018201 (1999)

F.Bonutti, P.Camerini, E.Fragiacomo, N.Grion, R.Rui, J.T.Brack, L.Felawka, E.F.Gibson, G.Hofman, M.Kermani, E.L.Mathie, S.McFarland, R.Meier, K.Raywood, D.Ottewell, M.E.Sevior, G.R.Smith, R.Tacik, and the CHAOS Collaboration

ππ Pairs in Nuclei and the σ Meson

NUCLEAR REACTIONS 2H, 12C, 16O, 40Ca, 208Pb(π+, π+π-), (π+, 2π+), E=283 MeV; measured σ; deduced in-medium correlation effects.

doi: 10.1103/PhysRevC.60.018201
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1999GR01      Eur.Phys.J. A 4, 5 (1999)

J.Grater, P.A.Amaudruz, R.Bilger, P.Camerini, J.Clark, H.Clement, E.Friedman, L.Felawka, S.N.Filippov, E.Friagiacomo, Yu.K.Gavrilov, E.Gibson, N.Grion, G.J.Hofman, B.Jamieson, T.L.Karavicheva, M.Kermani, E.L.Mathie, R.Meier, G.Moloney, D.Ottewell, J.Patzold, O.Patarakin, K.Raywood, R.Rui, M.Schepkin, M.E.Sevior, G.R.Smith, H.Staudenmaier, R.Tacik, G.Tagliente, G.J.Wagner, M.Yeomans

Search for a Bound Trineutron with the 3He(π-π+)nnn Reaction

NUCLEAR REACTIONS 3He(π-, π+), E=65, 75, 120 MeV; measured three-neutron system invariant mass spectra; deduced no trineutron bound state or unbound resonance.

doi: 10.1007/s100500050196
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1998HO21      Phys.Rev. C58, 3484 (1998)

G.J.Hofman, G.R.Smith, T.Ambardar, F.Bonutti, J.T.Brack, P.Camerini, J.Clark, P.P.J.Delheij, F.Farzanpay, L.Felawka, E.Fragiacomo, E.F.Gibson, J.Graeter, N.Grion, M.Kermani, E.L.Mathie, R.Meier, D.Ottewell, R.J.Peterson, R.A.Ristinen, R.Rui, M.E.Sevior, H.Staudenmaier, R.Tacik, G.J.Wagner

Analyzing Powers for π±p(pol) Elastic Scattering between 87 and 263 MeV

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E=87-267 MeV; measured Ay(θ); deduced phase shift analysis parameters. Polarized target.

doi: 10.1103/PhysRevC.58.3484
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1998KE06      Phys.Rev. C58, 3419 (1998)

M.Kermani, P.A.Amaudruz, F.Bonutti, J.T.Brack, P.Camerini, L.Felawka, E.Fragiacomo, E.F.Gibson, N.Grion, G.J.Hofman, R.R.Johnson, E.L.Mathie, S.McFarland, R.Meier, D.Ottewell, K.J.Raywood, R.Rui, M.E.Sevior, G.R.Smith, R.Tacik, and the CHAOS Collaboration

Exclusive Measurements of π±p → π+π±n Near Threshold

NUCLEAR REACTIONS 1H(π-, π-π+), (π+, 2π+), E=223, 243, 264, 284, 305 MeV; measured σ(θ(1)-θ(2)), σ(m2), σ(t), total σ; deduced model parameters.

doi: 10.1103/PhysRevC.58.3419
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1998KE07      Phys.Rev. C58, 3431 (1998)

M.Kermani, O.Patarakin, G.R.Smith, P.A.Amaudruz, F.Bonutti, J.T.Brack, P.Camerini, L.Felawka, E.Fragiacomo, E.F.Gibson, N.Grion, G.J.Hofman, E.L.Mathie, S.McFarland, R.Meier, D.Ottewell, K.J.Raywood, R.Rui, M.E.Sevior, R.Tacik, V.Mayorov, V.Tikhonov, and the CHAOS Collaboration

ππ → ππ Cross Sections Near Threshold

NUCLEAR REACTIONS 1H(π-, π-π+), (π+, 2π+), E=223, 243, 264, 284 MeV; analyzed data; deduced pion-pion cross sections, scattering length.

doi: 10.1103/PhysRevC.58.3431
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1998TA02      Phys.Rev. C57, 1295 (1998)

R.Tacik, F.Farzanpay, E.L.Mathie, P.Amaudruz, J.T.Brack, L.Felawka, R.Meier, D.Ottewell, G.R.Smith, G.Hofman, M.Kermani, S.McFarland, K.Raywood, M.Sevior, F.Bonutti, P.Camerini, N.Grion, R.Rui, E.F.Gibson

Pion Absorption in 12C

NUCLEAR REACTIONS 12C(π+, 2p), (π+, 3p), E=200, 240, 280 MeV; measured protons σ(E, θ); deduced reaction mechanism.

doi: 10.1103/PhysRevC.57.1295
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1997BO15      Phys.Rev. C55, 2998 (1997)

F.Bonutti, P.Camerini, E.Fragiacomo, N.Grion, R.Rui, J.T.Brack, L.Felawka, E.F.Gibson, G.Hofman, M.Kermani, E.L.Mathie, S.McFarland, R.Meier, D.Ottewell, K.Raywood, M.E.Sevior, G.R.Smith, R.Tacik, and the CHAOS Collaboration

Pion-Induced Pion Production in Nuclei

NUCLEAR REACTIONS 2H, 12C, 40Ca, 208Pb(π+, π+π-), (π+, π+π-p), E at 283 MeV/c; measured missing mass, energy distributions; deduced pion production mechanism.

doi: 10.1103/PhysRevC.55.2998
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1997FE01      Phys.Rev. C55, 19 (1997)

A.Feltham, G.Jones, R.Olszewski, M.Pavan, M.Sevior, R.P.Trelle, P.Weber, G.J.Lolos, E.L.Mathie, Z.Papandreou, R.Rui, D.Gill, D.Healey, D.Ottewell, G.Sheffer, G.R.Smith, V.Sossi, G.Wait, P.Walden

Spin-Transfer Measurements of the πd(pol) p(pol)p Reaction Energies Spanning the Δ Resonance

NUCLEAR REACTIONS 2H(π, p), E=105-255 MeV; measured proton polarization, analyzing power, spin transfer observables. Polarized target.

doi: 10.1103/PhysRevC.55.19
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1997HU14      Nucl.Phys. A624, 623 (1997)

G.M.Huber, G.J.Lolos, Z.Papandreou, J.C.Cormier, E.L.Mathie, S.I.H.Naqvi, D.F.Ottewell, P.L.Walden, G.Jones, R.P.Trelle, X.Aslanoglou, J.L.Visschers

Multinucleon Contributions to the 12C(π+, pp) Reaction at 100 and 165 MeV Incident Pion Energies

NUCLEAR REACTIONS 12C(π+, 2p), E=100, 165 MeV; measured proton production associated total, differential σ; deduced reaction mechanisms. Monte Carlo simulations.

doi: 10.1016/S0375-9474(97)00390-4
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1996BO09      Phys.Rev.Lett. 77, 603 (1996)

F.Bonutti, P.Camerini, E.Fragiacomo, N.Grion, R.Rui, P.A.Amaudruz, J.T.Brack, L.Felawka, E.F.Gibson, G.J.Hofman, M.Kermani, E.L.Mathie, S.McFarland, R.Meier, D.Ottewell, K.Raywood, M.E.Sevior, G.R.Smith, R.Tacik, and the CHAOS Collaboration

A Dependence of the (π+, π+π±) Reaction Near the 2m(π) Threshold

NUCLEAR REACTIONS 2H, 12C, 40Ca, 208Pb(π+, 2π+), (π+, π+π-), E=282.7 MeV; measured double-pion invariant mass distribution; deduced ππ-interaction matter modification.

doi: 10.1103/PhysRevLett.77.603
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1996LO04      Phys.Rev. C54, 211 (1996)

G.J.Lolos, G.M.Huber, E.L.Mathie, S.I.H.Naqvi, Z.Papandreou, D.F.Ottewell, P.L.Walden, G.Jones, X.Aslanoglou, J.L.Visschers

Role of Quasideuteron Absorption in the 6Li(π+, pp) Reaction at T(π+) = 100, 165 MeV

NUCLEAR REACTIONS 6Li(π+, 2p), E=100, 165 MeV; measured σ(θ, E), σ(θ); deduced two-, three-nucleon absorption total σ. Enriched 6Li target. Monte Carlo analysis.

doi: 10.1103/PhysRevC.54.211
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1995PA22      Phys.Rev. C51, R2862 (1995)

Z.Papandreou, G.M.Huber, G.J.Lolos, J.C.Cormier, E.L.Mathie, S.I.H.Naqvi, D.F.Ottewell, R.Tacik, P.L.Walden, G.Jones, R.P.Trelle, X.Aslanoglou, D.L.Humphrey

6Li(π+, pp)4He(g.s.) Reaction at 100 and 165 MeV Incident Pion Energies

NUCLEAR REACTIONS 6Li(π+, 2p), E=100, 165 MeV; measured σ(E, θ1, θ2); deduced σ(E).

doi: 10.1103/PhysRevC.51.R2862
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1995YE02      Phys.Rev. C52, 2526 (1995)

D.M.Yeomans, E.L.Mathie, G.M.Huber, G.J.Lolos, S.I.H.Naqvi, V.Pafilis, G.Jones, M.Sevior, R.P.Trelle, P.Weber, R.Tacik, D.Healey, D.F.Ottewell, G.R.Smith, G.Wait, H.Garcilazo, D.L.Humphrey

Analyzing Power Measurements in Pion-Deuteron Breakup at Intermediate Energies

NUCLEAR REACTIONS 2H(π+, pπ+), E=80-300 MeV; measured iT11(θ) vs proton momentum following breakup. Polarized target. Relativistic Faddeev calculations comparison.

doi: 10.1103/PhysRevC.52.2526
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1994KO06      Phys.Rev. C49, 1715 (1994)

M.Kohler, B.E.King, N.R.Stevenson, R.B.Schubank, Y.M.Shin, R.A.Ristinen, P.Amaudruz, P.P.J.Delheij, D.C.Healey, B.K.Jennings, D.F.Ottewell, G.Sheffer, G.R.Smith, G.D.Wait, J.T.Brack, A.Feltham, M.Hanna, R.R.Johnson, F.M.Rozon, V.Sossi, D.Vetterli, P.Weber, N.Grion, R.Rui, E.L.Mathie, R.Tacik, M.Yeomans, C.A.Gossett, G.J.Wagner, J.M.Lee, K.S.Chung

Vector Analyzing Power iT11 in πd Elastic Scattering at 49 MeV

NUCLEAR REACTIONS 2H(π+, π+), (π-, π-), E=49 MeV; measured iT11(θ); deduced πNP11 amplitude role. Model comparison. Dynamically polarized target, magnetic spectrometer.

doi: 10.1103/PhysRevC.49.1715
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1994YE03      Phys.Rev. C49, 2898 (1994)

D.M.Yeomans, E.L.Mathie, G.M.Huber, S.I.H.Naqvi, D.S.Persram, M.Pavan, R.Tacik, D.Healey, D.F.Ottewell, G.R.Smith, P.Amaudruz

Analyzing Power Measurements in Pion Deuteron Absorption at Low Energies

NUCLEAR REACTIONS 2H(π+, 2p), E=25, 65 MeV; measured iT11(θ). Model calculations comparisons. Polarized target.

doi: 10.1103/PhysRevC.49.2898
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1992BR02      Phys.Rev. C45, 698 (1992)

J.T.Brack, A.Feltham, R.R.Johnson, G.Jones, M.A.Kermani, O.Meirav, M.Pavan, M.E.Sevior, V.Sossi, D.Vetterli, P.Weber, G.R.Smith, P.A.Amaudruz, D.Healey, D.F.Ottewell, Y.S.Wu, X.Y.Chen, S.Hoibraten, M.D.Kohler, J.J.Kraushaar, R.A.Ristinen, W.R.Smythe, E.L.Mathie, D.M.Yeomans, R.Schubank, N.R.Stevenson, E.F.Gibson

Analyzing Powers for π±-13C(pol) Scattering at T(π) = 100 MeV

NUCLEAR REACTIONS 13C(π+, π+), (π-, π-), (π+, π+'), (π-, π-'), E=100 MeV; measured analyzing power. Polarized target. Model analysis.

doi: 10.1103/PhysRevC.45.698
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1991FE05      Phys.Rev.Lett. 66, 2573 (1991)

A.Feltham, R.P.Trelle, G.Jones, D.Gill, D.Healey, G.J.Lolos, E.L.Mathie, R.Olszewski, D.Ottewell, Z.Papandreou, M.Pavan, R.Rui, M.Sevior, G.R.Smith, V.Sossi, G.Wait, P.Walden, P.Weber

Spin-Transfer Measurements of the πd(pol) → p(pol)p Reaction Spanning the Δ Resonance

NUCLEAR REACTIONS 2H(π, p), E=105-255 MeV; measured polarization observables. Polarized target.

doi: 10.1103/PhysRevLett.66.2573
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1990BR08      Phys.Rev. C41, 2202 (1990)

J.T.Brack, R.A.Ristinen, J.J.Kraushaar, R.A.Loveman, R.J.Peterson, G.R.Smith, D.R.Gill, D.F.Ottewell, M.E.Sevior, R.P.Trelle, E.L.Mathie, N.Grion, R.Rui

Absolute Differential Cross Sections for π± p Elastic Scattering at 30 ≤ Tπ ≤ 67 MeV

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E=30-66.8 MeV; measured absolute σ(θ).

doi: 10.1103/PhysRevC.41.2202
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1990MA02      Phys.Rev. C41, 193 (1990)

E.L.Mathie, V.Pafilis, G.M.Huber, G.J.Lolos, S.I.H.Naqvi, Z.Papandreou, D.M.Yeomans, M.Sevior, R.P.Trelle, D.Ottewell, G.R.Smith, D.Healey, H.Garcilazo

Pion-Deuteron Breakup Reaction at 228 MeV

NUCLEAR REACTIONS 2H(π, πp), E=228 MeV; measured σ(θ(π), θp) vs proton momentum; deduced possible quark contribution role.

doi: 10.1103/PhysRevC.41.193
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1990MA79      J.Phys.(Paris), Colloq.C-6, 383 (1990)

E.L.Mathie, D.M.Yeomans, G.M.Huber, G.J.Lolos, S.I.H.Naqvi, V.Pafilis, Z.Papandreou, A.Feltham, R.Olszewski, G.Jones, M.Pavan, M.Sevior, R.P.Trelle, P.Weber, D.Gill, D.Healey, D.F.Ottewell, G.R.Smith, G.Wait, P.Walden, R.Rui

Polarization Measurements in Pion Deuteron Breakup and Absorption

NUCLEAR REACTIONS 2H(π, πnp), E not given; measured tensor analyzing power vs proton momentum. Faddeev model analyses. Polarized target.


1990ST24      Phys.Rev.Lett. 65, 1987 (1990)

N.R.Stevenson, R.B.Schubank, Y.M.Shin, P.Amaudruz, P.P.J.Delheij, D.C.Healey, B.K.Jennings, D.F.Ottewell, G.Sheffer, G.R.Smith, G.D.Wait, J.T.Brack, A.Feltham, M.Hanna, R.R.Johnson, F.M.Rozon, V.Sossi, D.Vetterli, P.Weber, N.Grion, R.Rui, M.Kohler, R.A.Ristinen, E.L.Mathie, R.Tacik, M.Yeomans, C.A.Gossett, G.J.Wagner

Role of the πN P11 Interaction in πd Elastic Scattering at 50 MeV

NUCLEAR REACTIONS 2H(π+, π+), E=50 MeV; measured iT11(θ); deduced πN(P11) interaction amplitude role. Dynamically polarized target.

doi: 10.1103/PhysRevLett.65.1987
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1990ST33      J.Phys.(Paris), Colloq.C-6, 391 (1990)

N.R.Stevenson, R.B.Schubank, Y.M.Shin, P.Amaudruz, P.P.J.Delheij, D.C.Healey, B.K.Jennings, D.F.Ottewell, G.Sheffer, G.R.Smith, G.D.Wait, N.Grion, R.Rui, J.T.Brack, A.Feltham, M.Hanna, R.R.Johnson, F.M.Rozon, V.Sossi, D.Vetterli, P.Weber, M.Kohler, R.A.Ristinen, E.L.Mathie, R.Tacik, M.Yeomans, C.A.Gossett, G.J.Wagner, B.E.King

Analyzing Power Measurements in πd Elastic Scattering at 50 MeV

NUCLEAR REACTIONS 2H(π, π), E=50 MeV; measured iT11(θ); deduced πN(P11) potential role.


1989SE12      Phys.Rev. C40, 2780 (1989)

M.E.Sevior, A.Feltham, P.Weber, G.R.Smith, D.R.Gill, D.Healey, D.Ottewell, G.D.Wait, J.T.Brack, M.Kohler, J.J.Kraushaar, D.Oakley, R.J.Peterson, R.A.Ristinen, E.L.Mathie, N.R.Stevenson, R.B.Schubank, E.Gibson, R.Arndt

Analyzing Power in π±p(pol) Elastic Scattering from T(π) = 98 to 263 MeV

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E=98-263 MeV; measured analyzing power vs θ; deduced πp phase shifts. Polarized target.

doi: 10.1103/PhysRevC.40.2780
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1988OT07      Phys.Rev. C38, 2310 (1988)

C.R.Ottermann, E.T.Boschitz, H.Garcilazo, W.Gyles, W.List, R.Tacik, M.Wessler, S.Mango, B.van den Brandt, J.A.Konter, E.L.Mathie

Polarization Observables in πd(pol) Elastic Scattering: Analyzing powers τ22 and iT11

NUCLEAR REACTIONS 2H(π, π), E=134-294 MeV; measured iT11, T20, T21, T22 vs θ, other observables. Polarized target, frozen spin mode.

doi: 10.1103/PhysRevC.38.2310
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1988SM04      Phys.Rev. C38, 240 (1988)

G.R.Smith, D.R.Gill, D.Ottewell, G.D.Wait, P.Walden, R.R.Johnson, R.Olszewski, R.Rui, M.E.Sevior, R.P.Trelle, J.Brack, J.J.Kraushaar, R.A.Ristinen, H.Chase, E.L.Mathie, V.Pafilis, R.B.Schubank, N.R.Stevenson, A.Rinat, Y.Alexander

Energy Dependence of the Charge Asymmetry A(T(π), θ) in πd Elastic Scattering

NUCLEAR REACTIONS 2H(π+, π+), (π-, π-), E=143-256 MeV; measured charge asymmetry vs E, θ; deduced Δ-isobar parameters.

doi: 10.1103/PhysRevC.38.240
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1988SM05      Phys.Rev. C38, 251 (1988)

G.R.Smith, D.R.Gill, D.Healey, D.Ottewell, G.D.Wait, P.Walden, R.R.Johnson, G.Jones, R.Olszewski, F.M.Rozon, R.Rui, M.E.Sevior, R.P.Trelle, E.L.Mathie, G.Lolos, S.I.H.Naqvi, V.Pafilis, N.R.Stevenson, R.B.Schubank, W.Gyles, C.R.Ottermann, G.S.Kyle

Energy Dependence of T20 and τ21 in πd(pol) Elastic Scattering

NUCLEAR REACTIONS 2H(π, π), E=134-256 MeV; measured tensor analyzing power vs θ; deduced pion absorption role. Tensor polarized target.

doi: 10.1103/PhysRevC.38.251
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1987HU08      Phys.Rev. C36, 1058 (1987)

G.M.Huber, G.J.Lolos, E.L.Mathie, Z.Papandreou, K.H.Hicks, P.L.Walden, S.Yen, X.Aslanoglou, E.G.Auld, W.R.Falk

Energy Dependence of the 12C(p, π+)13C(*) Reaction in the Region of the Δ1232 Resonance

NUCLEAR REACTIONS 12C(p, π+), E=250, 354, 489 MeV; measured σ(θ, E); deduced reaction mechanism.

doi: 10.1103/PhysRevC.36.1058
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1987SM02      Nucl.Instrum.Methods Phys.Res. A254, 263 (1987)

G.R.Smith, P.Delheij, D.R.Gill, D.Healey, D.Ottewell, G.D.Wait, P.Walden, R.R.Johnson, G.Jones, F.M.Rozon, M.Sevior, F.Tervisidis, R.P.Trelle, E.L.Mathie, S.I.H.Naqvi, G.J.Lolos, C.R.Otterman, E.T.Boschitz, G.S.Kyle, P.A.Amaudruz

Direct Measurement of the Tensor Polarization of a Polarized Deuteron Target

NUCLEAR MOMENTS 2H; measured NMR; deduced vector polarization. Polarized target, 2H(π, 2p) data input.

doi: 10.1016/0168-9002(87)90673-5
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1987SM04      Phys.Rev. C35, 2343 (1987)

G.R.Smith, D.R.Gill, D.Healey, D.Ottewell, G.D.Wait, P.Walden, R.R.Johnson, G.Jones, R.Olszewski, F.M.Rozon, R.Rui, M.E.Sevior, R.P.Trelle, E.L.Mathie, G.J.Lolos, C.R.Ottermann, W.Gyles, G.S.Kyle

Measurement of the Tensor Analyzing Power T21 in πd Elastic Scattering

NUCLEAR REACTIONS 2H(π, π), E=180 MeV; measured σ(Ed), T21(θ). Polarized target. Faddeev calculations.

doi: 10.1103/PhysRevC.35.2343
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1986BR29      Phys.Rev. C34, 1771 (1986)

J.T.Brack, J.J.Kraushaar, J.H.Mitchell, R.J.Peterson, R.A.Ristinen, J.L.Ullmann, D.R.Gill, R.R.Johnson, D.Ottewell, F.M.Rozon, M.E.Sevior, G.R.Smith, F.Tervisidis, R.P.Trelle, E.L.Mathie

πp Elastic Scattering from 67 to 139 MeV

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E=66.8-138.8 MeV; measured σ(θ).

doi: 10.1103/PhysRevC.34.1771
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1986GY01      Phys.Rev. C33, 583 (1986)

W.Gyles, E.T.Boschitz, H.Garcilazo, W.List, E.L.Mathie, C.R.Ottermann, G.R.Smith, R.Tacik, R.R.Johnson

π+d → π+pn Reaction as a Test of Relativistic Faddeev Theories: Differential cross section

NUCLEAR REACTIONS 2H(π+, π+p), E=228, 294 MeV; measured σ(θπ, θp) vs proton momentum; deduced nonconventional dynamics insignificance. Faddeev method.

doi: 10.1103/PhysRevC.33.583
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1986GY02      Phys.Rev. C33, 595 (1986)

W.Gyles, E.T.Boschitz, H.Garcilazo, E.L.Mathie, C.R.Ottermann, G.R.Smith, S.Mango, J.A.Konter, R.R.Johnson

π+d → π+pn Reaction as a Test of Relativistic Faddeev Theories: Vector analyzing power

NUCLEAR REACTIONS 2H(π+, π+p), E=180, 228, 294 MeV; measured vector analysing power iT11(θπ, θp), σ(θπ, θp) vs proton momentum. Relativistic Faddeev method.

doi: 10.1103/PhysRevC.33.595
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1986SM06      Phys.Rev.Lett. 57, 803 (1986)

G.R.Smith, A.Altman, P.Delheij, D.R.Gill, D.Healey, R.R.Johnson, G.Jones, D.Ottewell, F.M.Rozon, M.E.Sevior, F.Tervisidis, R.P.Trelle, G.D.Wait, P.Walden, E.L.Mathie, G.J.Lolos, S.I.H.Naqvi, E.T.Boschitz, C.R.Ottermann, G.S.Kyle, P.A.Amaudruz

Tensor Analyzing Power in πd Elastic Scattering

NUCLEAR REACTIONS 2H(π, π), E=138, 150.9 MeV; measured tensor analyzing power vs θ. Tensor polarized target. Faddeev calculations.

doi: 10.1103/PhysRevLett.57.803
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1985GY02      Nucl.Phys. A439, 598 (1985)

W.Gyles, B.M.Barnett, R.Tacik, K.L.Erdman, R.R.Johnson, G.J.Lolos, H.Roser, K.A.Aniol, F.Entezami, E.L.Mathie, D.R.Gill, E.W.Blackmore, C.A.Wiedner, S.Martin, R.J.Sobie, T.E.Drake

Neutron Density Difference Measurements for 26,24Mg and 36,34,32S using Low-Energy Pions

NUCLEAR REACTIONS 36,34,32S(π-, π-), E=48.4 MeV; 26,24Mg(π-, π-), E=43.9 MeV; measured σ(θ) ratios. 36,34,32S, 26,24Mg deduced neutron density differences.

doi: 10.1016/0375-9474(85)90329-X
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1985MA17      Phys.Lett. 154B, 28 (1985)

E.L.Mathie, G.R.Smith, E.T.Boschitz, W.Gyles, C.R.Ottermann, S.Mango, J.A.Konter, A.Matsuyama, R.R.Johnson, R.Olszewski

First Measurement of iT11 in the Pion-Deuteron Breakup Reaction

NUCLEAR REACTIONS 2H(π+, π+p), E=228 MeV; measured σ(θ), iT11(θ), σ(θp, θ(π)) vs proton momentum. Polarized target, kinematically complete experiment.

doi: 10.1016/0370-2693(85)91561-8
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1985OT04      Phys.Rev. C32, 928 (1985)

C.R.Ottermann, E.T.Boschitz, W.Gyles, W.List, R.Tacik, R.R.Johnson, G.R.Smith, E.L.Mathie

Large Angle πd Scattering in the Region of the (3, 3) Resonance

NUCLEAR REACTIONS 2H(π+, π+), E=124-324 MeV; measured σ(θ). Comparison with Faddeev calculation.

doi: 10.1103/PhysRevC.32.928
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1984SM03      Phys.Rev. C29, 2206 (1984)

G.R.Smith, E.L.Mathie, E.T.Boschitz, C.R.Ottermann, S.Mango, J.A.Konter, M.Daum, M.Meyer, R.Olszewski, F.Vogler

Measurements of the Vector Analyzing Power iT11 in the πd(pol) Elastic Scattering Reaction between 117 and 325 MeV

NUCLEAR REACTIONS 2H(π+, π+), E=117-325 MeV; measured iT11(θ) vs E; deduced dibaryon resonance effects. Vector polarized target. Faddeev calculation comparison.

doi: 10.1103/PhysRevC.29.2206
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1984SM06      Phys.Rev. C30, 980 (1984)

G.R.Smith, E.L.Mathie, E.T.Boschitz, C.R.Ottermann, W.Gyles, W.List, S.Mango, J.A.Konter, B.van den Brandt, R.Olszewski, R.R.Johnson

Vector Analyzing Power iT11 in the πd → 2p Reaction between 112 and 325 MeV

NUCLEAR REACTIONS 2H(π, 2p), E=112-325 MeV; measured recoil deuteron iT11(θ). Faddeev calculation comparison.

doi: 10.1103/PhysRevC.30.980
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1984VO04      Phys.Lett. 134B, 161 (1984)

F.Vogler, R.Olszewski, M.Meyer, E.L.Mathie, G.R.Smith, E.Boschitz, S.Chakravarti, D.Dehnhard, M.Thies

Measurement of the 12C(π, π'γ)12C(2+, T = 0; 4.44 MeV) Angular Correlations: A test of the isobar-hole model

NUCLEAR REACTIONS 12C(π+, π+'), E=162 MeV; measured σ(θ), σ(θπ, θγ); deduced isobar-hole model validity.

doi: 10.1016/0370-2693(84)90662-2
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1983MA14      Nucl.Phys. A397, 469 (1983)

E.L.Mathie, G.Jones, T.Masterson, D.Ottewell, P.Walden, E.G.Auld, A.Haynes, R.R.Johnson

Pion Production from Hydrogen Bombarded by Polarized Protons at Intermediate Energies

NUCLEAR REACTIONS 1H(polarized p, π+), E=305-425 MeV; measured σ(θ), σ(Eπ, θ), A(θ).

doi: 10.1016/0375-9474(83)90612-7
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1983MA43      Z.Phys. A313, 105 (1983)

E.L.Mathie, G.R.Smith, E.Boschitz, J.Hoftiezer, M.Meyer

Positive Pion Absorption on Deuterium at Energies above the 3, 3 Resonance

NUCLEAR REACTIONS 2H(π+, p), E=170, 208, 285 MeV; measured πpp-coin; deduced σ(θ), pion absorption mechanism. Tof, CD2 target. Legendre polynomial analysis.

doi: 10.1007/BF02115848
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1983MA74      Phys.Rev. C28, 2558 (1983)

E.L.Mathie, G.R.Smith, E.T.Boschitz, M.Meyer, F.Vogler, M.Daum, S.Mango, J.A.Konter

Search for Rapid Angular and Energy Dependence of d(sigma)/d(Omega) and iT11 in Large Angle π-d Elastic Scattering

NUCLEAR REACTIONS 2H(π, π), E=117-151 MeV; measured σ(θ), iT11(θ); deduced smooth energy dependence. Polarized target.

doi: 10.1103/PhysRevC.28.2558
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1982AU02      Phys.Rev. C25, 2222 (1982)

E.G.Auld, G.Jones, G.J.Lolos, E.L.Mathie, P.L.Walden, R.B.Taylor

Positive Pion Production from the Bombardment of 9Be with 200, 225, and 250 MeV Polarized Protons

NUCLEAR REACTIONS 9Be(polarized p, π+), E=200-250 MeV; measured A(θ).

doi: 10.1103/PhysRevC.25.2222
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1982BO18      Phys.Rev.Lett. 48, 1667 (1982)

J.Bolger, E.Boschitz, E.L.Mathie, G.R.Smith, M.Meyer, F.Vogler, S.Mango, J.A.Konter, G.S.Mutchler, J.Arvieux

Further Measurements of iT11 in π - d(pol) Scattering as an Investigation of Dibaryon Resonance Effects

NUCLEAR REACTIONS 2H(π+, π+), E=219, 256, 275, 294 MeV; measured iT11(θ); deduced dibaryon resonance effects. Polarized target. Faddeev calculations.

doi: 10.1103/PhysRevLett.48.1667
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1982LO02      Phys.Rev. C25, 1082 (1982)

G.J.Lolos, E.L.Mathie, P.L.Walden, G.Jones, E.G.Auld, R.B.Taylor

9Be(p(pol), π-)10C Reaction in the 200-250 MeV Proton Energy Range

NUCLEAR REACTIONS 9Be(polarized p, π-), E=200, 225, 250 MeV; measured analyzing power vs θ; deduced structure dependence.

doi: 10.1103/PhysRevC.25.1082
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1982LO03      Phys.Rev. C25, 1086 (1982)

G.J.Lolos, P.L.Walden, E.L.Mathie, G.Jones, E.G.Auld, W.R.Falk, R.B.Taylor

Energy Dependence of the Analyzing Power for the 12C(p(pol), π+)13C Reaction with Polarized Protons of 200 to 250 MeV

NUCLEAR REACTIONS 12C(polarized p, π+), E=200-250 MeV; measured σ(θ), analyzing power vs θ; deduced analyzing power energy, structure dependences.

doi: 10.1103/PhysRevC.25.1086
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1982LO17      Nucl.Phys. A386, 477 (1982)

G.J.Lolos, E.L.Mathie, G.Jones, E.G.Auld, G.Giles, B.McParland, P.L.Walden, W.Ziegler, W.R.Falk

Analyzing Power of the pd → tπ+ Reaction at 305, 330, 375 and 400 MeV

NUCLEAR REACTIONS 2H(polarized p, π+), E=305, 330, 375, 400 MeV; measured σ(E, θ), A(E, θ). Enriched target.

doi: 10.1016/0375-9474(82)90032-X
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1982SM05      Phys.Rev. C25, 3228 (1982)

G.R.Smith, J.Bolger, E.Boschitz, E.L.Mathie, G.Proebstle, M.Meyer, F.Vogler, S.Mango

Measurement of the Vector Analyzing Power iT11 for the πd → 2p Reaction with a Polarized Target

NUCLEAR REACTIONS 2H(π+, 2p), E=256 MeV; measured iT11(θ). Legendre polynomial analysis. Polarized target.

doi: 10.1103/PhysRevC.25.3228
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1980AU07      Phys.Lett. 93B, 258 (1980)

E.G.Auld, R.R.Johnson, G.Jones, E.L.Mathie, P.Walden, D.Hutcheon, P.Kitching, W.C.Olsen, C.F.Perdrisat, B.Tatischeff

Differential Cross Section and Analyzing Power for Backward Pions in 2H(p, π+)3H

NUCLEAR REACTIONS 2H(polarized p, π+), E=400, 425, 443, 470 MeV; measured σ(θ), analyzing power vs θ. Two-nucleon model calculations.

doi: 10.1016/0370-2693(80)90508-0
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1979WA03      Phys.Lett. 81B, 156 (1979)

P.Walden, D.Ottewell, E.L.Mathie, T.Masterson, G.Jones, R.R.Johnson, A.Haynes, E.G.Auld

The Polarized p + p → d + π+ Reaction with a Polarized Proton Beam

NUCLEAR REACTIONS 1H(polarized p, π+), E=305-425 MeV; measured σ(θ), A(θ); deduced production σ for d-wave pion.

doi: 10.1016/0370-2693(79)90511-2
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1978AU07      Phys.Rev.Lett. 41, 462 (1978)

E.G.Auld, A.Haynes, R.R.Johnson, G.Jones, T.Masterson, E.L.Mathie, D.Ottewell, P.Walden, B.Tatischeff

Production of Positive Pions from the Bombardment of 9Be and 12C with 200-MeV Polarized Protons

NUCLEAR REACTIONS 9Be, 12C(polarized p, π+), E=200 MeV; measured σ(θ).

doi: 10.1103/PhysRevLett.41.462
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